Industrial, Rubber Parts, Hengshui Jianfeng Engineering Rubber a rubber product, built in the year 1999, Located in the North of China. bridge bearing series, rubber water stop series, bridge expansion joint series, high pressure rubber hose series, inflatable rubber pipe plugs, inflatable rubber dam, inflatable rubber mandrel for culvert concrete formwork, polysulphide sealant, Its annual production capacity is about 10000 tons, Building Materials, Hose Pipes, Pipes and Tubes ...